A large-capacity chest bag that can accommodate tablet computers, mobile phones, wallets, keys, umbrellas, water cups, glasses, etc. It can be carried on a single shoulder, cross-body, or by hand, and has a USB charging port. The pattern glows at night. High-density Oxford fabric, wear-resistant, scratch-resistant and tear-resistant Water-resistant and impermeable Thickened sponge back pad, high resilience, soft and breathable The luminous pattern can be customized